Home / 514,297.67-771,385.08-135,247.94

Finding the Fourth Proportional to 514,297.67, 771,385.08 and 135,247.94

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Solution

The fourth proportional to 514,297.67, 771,385.08 and 135,247.94 is: 202,855.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    514,297.67 : 771,385.08 = 135,247.94 : x
  2. Step 2: Convert to fraction form
    514,297.67/771,385.08 = 135,247.94/x
  3. Step 3: Cross multiply
    514,297.67x = 771,385.08 × 135,247.94
  4. Step 4: Simplify right side
    514,297.67x = 104,328,243,016.74
  5. Step 5: Solve for x
    x = 104,328,243,016.74/514,297.67
  6. Step 6: Final answer
    x = 202,855.76

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.